LineScanner.h

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#pragma once
 
#include <string>
#include <string_view>
 
namespace delpi {
 
// Forward declaration
class BufferLineSource;

class LineScanner {
 public:
  LineScanner() : filename_{}, line_no_{0} {}
  virtual ~LineScanner() = default;

  bool ParseFile(const std::string& filename);

  bool ParseString(std::string_view input);
 
 protected:
  virtual bool ParseLines(BufferLineSource& src) = 0;
 
  std::string filename_;  
  std::size_t line_no_;   
};
 
}  // namespace delpi